Calculate
Follow the guides to determine if your product fulfils the rules of origin
Product
391190: Polysulphides, polysulphones & other products spec. in Note 3 to Ch.39, n.e.s., in primary forms
Treaty
SADC
Rule
Manufacture in which: all the materials used are classified within a heading other than that of the product; and all the materials of heading No. 3915 used must be wholly produced